Aquila Resources Inc. Aquila Resources Inc. (TSX:AQA), a subsidiary of Gold Resource Corporation Gold Resource Corporation since December 2021, engages in the acquisition, exploration, and development of mineral properties primarily in the United States and Canada; the company focuses on zinc, gold, copper, lead, silver, and nickel deposits, with its flagship 100% owned Back Forty Project comprising a volcanogenic massive sulfide deposit in Menominee County, Michigan, featuring proven and probable mineral reserves of approximately 1.1 million ounces of gold and 1.2 billion pounds of zinc. Founded in 1997 and headquartered in Toronto, Ontario, Aquila Resources targets high-grade polymetallic deposits in the Upper Midwest USA, advancing the Back Forty Project toward production through ongoing permitting, technical studies, and optimizations including a shift to incorporate underground mining alongside open-pit operations to minimize wetland impacts following permit challenges. Recent developments include the completion of an updated SK 1300 Technical Report Summary in 2023 detailing project economics and infrastructure; publication of a pit-only feasibility study and revised Preliminary Economic Analysis reducing startup capital to $250 million and shortening the open-pit phase to five years; securing of an NPDES permit and amendments to mining permits; and a strategic acquisition by Gold Resource Corporation providing financial strength and operational expertise to de-risk Back Forty advancement amid multi-jurisdictional diversification into precious and base metals.